About this item 

• ❶AIYIMA B01 have Bluetooth 5.0/Stereo RCA/U-disk three input ways, one AUX input, connect wired analog signal input; Bluetooth wireless input can connect with mobile phone, computer and other Bluetooth devices;U-disk support MP3, WMA, APE, FLAC, WAV... 
• ❷This Power Bluetooth Amplifier with DC 24V 4.74A power supply,With Subwoofer output,Can connnect Powered subwoofer,Support the frequency adjustment of the subwoofer, you can adjust the bass frequency according to your needs 
• ❸2.0 channel/2.1 channel/2.2 channel multi Channel Output,left and right channel 50W+50W, subwoofer 100W,With Bluetooth 5.0,high quality Bluetooth receiver, and the internal uses 2 NE5532 op amps,Two pieces of TPA3116D2 , one for the left and right channel output, one for the subwoofer output 
• ❹You can add our AIYIMA 10M 32.8 feet Speaker Cable HiFi Audio Line Cable Pure Copper Audio Stereo Speaker Wire Cable for your Power Amplifier